Vena Cava, InferiorVena Cava, SuperiorSuperior Vena Cava SyndromeVena Cava FiltersVenae CavaeThrombosisAzygos VeinVenous ThrombosisPhlebographyPulmonary EmbolismRenal VeinsIliac VeinBudd-Chiari SyndromeHeart AtriaVascular NeoplasmsThrombectomyBrachiocephalic VeinsHepatic VeinsVascular MalformationsTomography, X-Ray ComputedCoronary ThrombosisDevice RemovalFemoral VeinTreatment OutcomePortal VeinCatheterization, Central VenousAnticoagulantsEchocardiography, TransesophagealJugular VeinsThrombophlebitisHeart DiseasesSuperior ColliculiCarotid Artery ThrombosisVeinsLeiomyosarcomaConstriction, PathologicCoronary SinusPulmonary VeinsDogsFibrinEmbolismTime FactorsBlood PlateletsMesenteric Artery, SuperiorPlatelet AdhesivenessCatheterizationEchocardiographyHeart NeoplasmsThromboembolismFibrinolytic AgentsCatheter AblationSubclavian VeinVenous PressureAnastomosis, SurgicalBlood CoagulationPlatelet AggregationProsthesis ImplantationScimitar SyndromeHeterotaxy SyndromeBlood Vessel Prosthesis ImplantationHeart Bypass, RightVascular DiseasesHeart Septal Defects, AtrialSuctionPolytetrafluoroethyleneAngiographyRetrospective StudiesAngioscopyIncidental FindingsAtrial FlutterSitus InversusFollow-Up StudiesVascular Surgical ProceduresFatal OutcomePulmonary ArteryHeart Defects, CongenitalMagnetic Resonance ImagingEquipment FailureBlood Vessel ProsthesisConstrictionMesenteric VeinsAorta, AbdominalHeparinForeign-Body MigrationAtrial AppendageBlood Flow VelocityThrombolytic TherapyRetroperitoneal NeoplasmsPlatelet ActivationAtrial FibrillationTricuspid ValveCollateral CirculationVascular PatencyHepatectomyCardiac CatheterizationCardiovascular AbnormalitiesMediastinal DiseasesFeasibility StudiesLigationStents